sandboxed-api/sandboxed_api/sandbox2/unwind/ptrace_hook.h
Wiktor Garbacz 2f64d3d925 stack_trace: pass fd to sandboxee's memory instead of using process_vm_readv
Libunwind sandbox no longer needs to join sandboxee's userns.
This cleans up a lot of special handling for the libunwind sandbox.

PiperOrigin-RevId: 503140778
Change-Id: I020ea3adda05ae6ff74137b668a5fa7509c138f8
2023-01-19 05:44:50 -08:00

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1.0 KiB
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// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef SANDBOXED_API_SANDBOX2_UNWIND_PTRACE_HOOK_H_
#define SANDBOXED_API_SANDBOX2_UNWIND_PTRACE_HOOK_H_
#include <unistd.h>
#include "absl/strings/string_view.h"
namespace sandbox2 {
// Sets the register values that the ptrace emulation will return.
void EnablePtraceEmulationWithUserRegs(pid_t pid, absl::string_view regs,
int mem_fd);
} // namespace sandbox2
#endif // SANDBOXED_API_SANDBOX2_UNWIND_PTRACE_HOOK_H_